- a/2k
- a/k
- 2a/k
- k/a
Category: Past Papers MCQs
| No. | Topics. | No. | Topics. |
|---|---|---|---|
| 1. | Biology mcqs | 2. | Chemistry mcqs |
| 3. | General Knowledge mcqs | 4. | Pak Studies |
| 5. | Physics mcqs |
- Primary consumer
- Secondary consumer
- Tertiary consumer
- None of these
- Diphenylamine
- N-Phenylaniline
- N-Phenylbenzenamine
- N,N-Diphenylaniline
- solution may be binary, ternary or quaternary
- solutions prepared in water are non aqueous
- solution prepared in solvent other than water a non-aqueous
- d components ot true Solutions can't be separated by filtration
- Oxides of nitrogen in the atmosphere can cause the depletion of ozone layer
- Ozone absorbs the intense ultraviolet radiation of the sun
- Depletion of ozone layer is because of its chemical reactions with chlorofluoro alkanes
- Ozone absorbs infrared radiation
- conductors allow the low of electricity through them
- low of electricity through conductors involve transfer of electrons
- mechanism of the transfer of electron for all conductors
- mechanism of the transfer of electron is the same for all conductors
- saponitication
- amutarotauon
- inversion
- diesterlicato
- Only oxidation taken place
- Only reduction takes place
- Both the above
- Neither oxidation nor reduction
- analgesic
- antipyretic
- anti inflammatory
- antibiotic
- Gypsum contains a lower percentage of Ca than plaster of paris
- Gypsum is obtained by heating plaster of paris
- Plaster of paris can be obtained by hydration of gypsum
- Plaster of paris is obtained by partial oxidation of gypsum
- Is a strong oxidising agent
- Can be extracted by electrolysis of aqueous solution
- It's density is lower than K
- Is easily oxidised
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